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A comment on Experiments on a $50 DIY air purifier (2020). Parent comment

Re:Experiments on a $50 DIY air purifier (2020) by IncRnd on Thursday September 02, 2021 @08:40PM (#28399210)
> How can you even search for this? Google results are not relevant to dust at all:

Try this: https://www.google.com/search?q=diy+air+%22dust+filter%22

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